Filter support structure



FIG. 1 is a front perspective view of a filter support structure showing my new design;

FIG. 2 is a back perspective view of the filter support structure of FIG. 1;

FIG. 3 is a front elevational view of the filter support structure of FIG. 1;

FIG. 4 is a back elevational view of the filter support structure of FIG. 1;

FIG. 5 is a top view of the filter support structure of FIG. 1;

FIG. 6 is a bottom view of the filter support structure of FIG. 1;

FIG. 7 is a right side view of the filter support structure of FIG. 1;

FIG. 8 is a left side view of the filter support structure of FIG. 1;

FIG. 9 is a front perspective view of an alternative embodiment of the filter support structure;

FIG. 10 is a back perspective view of the filter support structure of FIG. 9;

FIG. 11 is a front elevational view of the filter support structure of FIG. 9;

FIG. 12 is a back elevational view of the filter support structure of FIG. 9;

FIG. 13 is a top view of the filter support structure of FIG. 9;

FIG. 14 is a bottom view of the filter support structure of FIG. 9;

FIG. 15 is a bottom view of the filter support structure of FIG. 9; and,

FIG. 16 is a right side view of the filter support structure of FIG. 9.

Those portions of the figures that are presented in broken lines merely illustrate the environment of the design and are not part of the claimed design. 

CLAIM The ornamental design for a filter support structure, as shown and described. 